PigeonBot II in flight (IMAGE) University of Groningen Caption This picture shows PigeonBot II flying in the open air. Credit Credit: Eric Chang, Lentink Lab Usage Restrictions Credit must be given to the creator. Adaptations must be shared under the same terms. License CC BY-SA Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.